From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932665AbdDRXKN (ORCPT ); Tue, 18 Apr 2017 19:10:13 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:43804 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932700AbdDRXFp (ORCPT ); Tue, 18 Apr 2017 19:05:45 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 37229610D4 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=tbaicar@codeaurora.org From: Tyler Baicar To: christoffer.dall@linaro.org, marc.zyngier@arm.com, pbonzini@redhat.com, rkrcmar@redhat.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, rjw@rjwysocki.net, lenb@kernel.org, matt@codeblueprint.co.uk, robert.moore@intel.com, lv.zheng@intel.com, nkaje@codeaurora.org, zjzhang@codeaurora.org, mark.rutland@arm.com, james.morse@arm.com, akpm@linux-foundation.org, eun.taik.lee@samsung.com, sandeepa.s.prabhu@gmail.com, labbott@redhat.com, shijie.huang@arm.com, rruigrok@codeaurora.org, paul.gortmaker@windriver.com, tn@semihalf.com, fu.wei@linaro.org, rostedt@goodmis.org, bristot@redhat.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-efi@vger.kernel.org, devel@acpica.org, Suzuki.Poulose@arm.com, punit.agrawal@arm.com, astone@redhat.com, harba@codeaurora.org, hanjun.guo@linaro.org, john.garry@huawei.com, shiju.jose@huawei.com, joe@perches.com, bp@alien8.de, rafael@kernel.org, tony.luck@intel.com, gengdongjiu@huawei.com, xiexiuqi@huawei.com Cc: Tyler Baicar Subject: [PATCH V15 03/11] cper: add timestamp print to CPER status printing Date: Tue, 18 Apr 2017 17:05:15 -0600 Message-Id: <1492556723-9189-4-git-send-email-tbaicar@codeaurora.org> X-Mailer: git-send-email 1.8.2.1 In-Reply-To: <1492556723-9189-1-git-send-email-tbaicar@codeaurora.org> References: <1492556723-9189-1-git-send-email-tbaicar@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The ACPI 6.1 spec added a timestamp to the HEST generic data structure. Print the timestamp out when printing out the error status information. Signed-off-by: Tyler Baicar CC: Jonathan (Zhixiong) Zhang Reviewed-by: James Morse Reviewed-by: Ard Biesheuvel --- drivers/firmware/efi/cper.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c index 8328a6f..46585f9 100644 --- a/drivers/firmware/efi/cper.c +++ b/drivers/firmware/efi/cper.c @@ -32,6 +32,8 @@ #include #include #include +#include +#include #include #define INDENT_SP " " @@ -387,6 +389,29 @@ static void cper_print_pcie(const char *pfx, const struct cper_sec_pcie *pcie, pfx, pcie->bridge.secondary_status, pcie->bridge.control); } +static void cper_estatus_timestamp(const char *pfx, + struct acpi_hest_generic_data_v300 *gdata) +{ + __u8 hour, min, sec, day, mon, year, century, *timestamp; + + if (gdata->validation_bits & ACPI_HEST_GEN_VALID_TIMESTAMP) { + timestamp = (__u8 *)&(gdata->time_stamp); + sec = bcd2bin(timestamp[0]); + min = bcd2bin(timestamp[1]); + hour = bcd2bin(timestamp[2]); + day = bcd2bin(timestamp[4]); + mon = bcd2bin(timestamp[5]); + year = bcd2bin(timestamp[6]); + century = bcd2bin(timestamp[7]); + + if (*(timestamp + 3) & 0x1) + printk("%stimestamp is precise\n", pfx); + + printk("%stime: %02d%02d-%02d-%02d %02d:%02d:%02d\n", pfx, + century, year, mon, day, hour, min, sec); + } +} + static void cper_estatus_print_section(const char *pfx, struct acpi_hest_generic_data *gdata, int sec_no) @@ -395,6 +420,9 @@ static void cper_print_pcie(const char *pfx, const struct cper_sec_pcie *pcie, __u16 severity; char newpfx[64]; + if (acpi_hest_get_version(gdata) >= 3) + cper_estatus_timestamp(pfx, (struct acpi_hest_generic_data_v300 *)gdata); + severity = gdata->error_severity; printk("%s""Error %d, type: %s\n", pfx, sec_no, cper_severity_str(severity)); -- Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.